20347450

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{4903}}^1$

素因数の和:4998

約数の個数: 24

約数和(自身を含む): 38310048

約数和(自身を除く): 17962598

約数列:

[1, 2, 5, 10, 25, 50, 83, 166, 415, 830, 2075, 4150, 4903, 9806, 24515, 49030, 122575, 245150, 406949, 813898, 2034745, 4069490, 10173725, 20347450]

約数ペア:

[(1, 20347450), (2, 10173725), (5, 4069490), (10, 2034745), (25, 813898), (50, 406949), (83, 245150), (166, 122575), (415, 49030), (830, 24515), (2075, 9806), (4150, 4903)]